Did not order a charge of 8.57

See this, If you see apple.com/bill, itunes.com/bill, or an unfamiliar charge on your statement - Apple Support

This is not a chat service. This is a user to user support forum and Apple does not participate here. You need to type out a question describing your problem and any troubleshooting steps you have taken to fix it, and wait for one of the volunteer users to read it and one to answer it.